/**
 *
 * [ucpaas-app]
 * @Author   Jace 钟强
 * @Email    jxqg@qq.com
 * @DateTiem 2017/11/20 下午6:57
 *
 */

export const isWx = function isWx() {
  var bool = false;
  var us = window.navigator.userAgent.toLowerCase();
  if (us.match(/MicroMessenger/i) == 'micromessenger') { //判断是否是微信
    bool = true;
  } else {
    bool = false;
  }
  return bool
}


export  const isCardNumb = function (sId) {
  var aCity = {
    11: "北京",
    12: "天津",
    13: "河北",
    14: "山西",
    15: "内蒙古",
    21: "辽宁",
    22: "吉林",
    23: "黑龙江",
    31: "上海",
    32: "江苏",
    33: "浙江",
    34: "安徽",
    35: "福建",
    36: "江西",
    37: "山东",
    41: "河南",
    42: "湖北",
    43: "湖南",
    44: "广东",
    45: "广西",
    46: "海南",
    50: "重庆",
    51: "四川",
    52: "贵州",
    53: "云南",
    54: "西藏",
    61: "陕西",
    62: "甘肃",
    63: "青海",
    64: "宁夏",
    65: "新疆",
    71: "台湾",
    81: "香港",
    82: "澳门",
    91: "国外"
  };
  var boo = true;
  var iSum = 0;
  if (!/^\d{17}(\d|x)$/i.test(sId)) return false;
  sId = sId.replace(/x$/i, "a");
  if (aCity[parseInt(sId.substr(0, 2))] == null) {
    boo = false;
  }
  var sBirthday = sId.substr(6, 4) + "-" + Number(sId.substr(10, 2)) + "-" + Number(sId.substr(12, 2));
  var d = new Date(sBirthday.replace(/-/g, "/"));
  if (sBirthday != (d.getFullYear() + "-" + (d.getMonth() + 1) + "-" + d.getDate())) {
    boo = false;
  }
  for (var i = 17; i >= 0; i--) {
    iSum += (Math.pow(2, i) % 11) * parseInt(sId.charAt(17 - i), 11);
  }
  if (iSum % 11 != 1) {
    boo = false;
  }
  return boo;
}

